TG
- .tg
- FMR Tg500
- Ferdinand Tönnies Gesamtausgabe
- Glass transition temperature
- List of tanks of the Soviet Union
- Mega64
- Megatonne
- Tajik language
- Talbot Gardens
- Target audience
- Tarski–Grothendieck set theory
- Task group
- Tear gas
- Tehri Garhwal district
- Telangana
- Telegiornale (disambiguation)
- Telegram (software)
- Terragen
- Thanksgiving
- Thapsigargin
- The Gathering (computer party)
- Theodore Goddard
- Thermogravimetry
- ThinkGeek
- Thomas Hopkins Gallaudet
- Throbbing Gristle
- Thurgau
- Thyroglobulin
- Tiangong space station
- Tigera Group
- Timo Glock
- Togo
- Top Gear (1977 TV series)
- Top Gear (2002 TV series)
- Torture Garden (fetish club)
- Toyota Group
- TransDigm Group
- Transformational grammar
- Transgender
- Transgenic
- Travian Games
- TriGem
- Trigeminal nerve
- Triglyceride
- Triumph Group
- Turbo Gears
- Târgu-Mureş
- Wonju Dongbu Promy